DESCRIPTION Built to capture up to 15,000 hours(1) of footage for your home security cameras or dash cam, the SanDisk MAX ENDURANCE microSD card is engineered not only for continuous recording and re-recording, but also for continuous peace of mind. Designed to last(1), this microSD card can withstand a variety of extreme weather conditions because its temperatureproof, waterproof, shockproof, and X-ray proof.(2) With capacities of up to 256GB*, you can record and store more Full HD or 4K videos(3). And, with read speeds up to 100MB/s(5), youll be able to spend less time transferring and backing up video footage, and more time living life. | *1GB = 1,000,000,000 bytes. Actual user storage less. | (1)Actual hours of video saved less. Up to 120,000 hours/over 13 years for 256GB; 60,000 hours for 128GB; 30,000 hours for 64GB; and 15,000 hours for 32GB. Full HD video only; total hours less for 4K UHD video. | (2)Card only. See product packaging and visit the SanDisk proof website for more information and limitations. | (3)Compatible device required. Full HD (1920x1080) and/or 4K UHD (3840x2160) video support may vary based on host device, file attributes, usage conditions and other factors. Visit the official SanDisk Video Knowledge Base website for more | (4)UHS Speed Class 3 (U3) and UHS Speed Class 1 (U1) designate performance options designed to support real-time video recordingwith UHS-enabled host devices. Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS-enabled host devices. Visit the SD Association website for speed class details information. | (5)Up to 100MB/s read speed, up to 40MB/s write speed. Based on internal testing; performance may be lower depending on host device, usage conditions and other factors. 1MB=1,000,000 bytes. OVERVIEW Designed with long-lasting endurance so you can record and re-record for up to 15,000 hours (for 32GB model)(1) (1) Actual hours of video saved less. Up to 120,000 hours/over 13 years for 256GB; 60,000 hours for 128GB; 30,000 hours for 64GB; and 15,000 hours for 32GB. Full HD video only; total hours less for 4K UHD video. Built for and tested in harsh conditions; temperature-proof, waterproof, shockproof and X-ray-proof(2) (2)Card only. See product packaging and visit the SanDisk Proof website for more information and limitations. Save more home security camera and dash cam footage with capacities up to 256GB1GB = 1,000,000,000 bytes. Actual user storage less. Record in Full HD and 4K(3) with Class 10, U3 and V30 video speed ratings(4) (3)Compatible device required. Full HD (1920x1080) and/or 4K UHD (3840x2160) video support may vary based on host device, file attributes, usage conditions and other factors. Visit the official SanDisk Video Knowledge Base website for more (4)UHS Speed Class 3 (U3) and UHS Speed Class 1 (U1) designate performance options designed to support real-time video recordingwith UHS-enabled host devices. Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS-enabled host devices. Visit the SD Association website for speed class details information.Compatible Devices: Compatible With Microsdhc, Microsdxc, Microsdhc Uhs-I And Microsdxc Uhs-I Supporting Host Devices. Specifications Capacity: 64 GB Read Speed: up to 100 MB/s* Form Factor: MicroSDHC SD Adapter: Yes